chore(master): release nvim-tree 1.4.0 (#2785)

* chore(master): release nvim-tree 1.4.0

* add neovim minimum version 0.9 notice

---------

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: Alexander Courtis <alex@courtis.org>

.github/workflows/ci.yml

@@ -67,7 +67,7 @@ jobs:
     strategy:
       matrix:
         nvim_version: [ stable, nightly ]
-        luals_version: [ 3.7.3 ]
+        luals_version: [ 3.9.1 ]
 
     steps:
       - uses: actions/checkout@v4

.github/workflows/luarocks-release.yml

@@ -1,4 +1,4 @@
-name: Release
+name: Luarocks Release
 on:
   push:
     tags:
@@ -8,7 +8,7 @@ jobs:
   luarocks-upload:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: LuaRocks Upload
         uses: nvim-neorocks/luarocks-tag-release@v5
         env:

.github/workflows/release-please.yml

@@ -25,9 +25,13 @@ jobs:
           git remote add gh-token "https://${{ secrets.GITHUB_TOKEN }}@github.com/google-github-actions/release-please-action.git"
           git tag -d       v${{ steps.release.outputs.major }}                                                                       || true
           git tag -d       v${{ steps.release.outputs.major }}.${{ steps.release.outputs.minor }}                                    || true
+          git tag -d       v${{ steps.release.outputs.major }}.${{ steps.release.outputs.minor }}.${{ steps.release.outputs.patch }} || true
           git push origin :v${{ steps.release.outputs.major }}                                                                       || true
           git push origin :v${{ steps.release.outputs.major }}.${{ steps.release.outputs.minor }}                                    || true
+          git push origin :v${{ steps.release.outputs.major }}.${{ steps.release.outputs.minor }}.${{ steps.release.outputs.patch }} || true
           git tag -a       v${{ steps.release.outputs.major }}                                                                       -m "Release v${{ steps.release.outputs.major }}"
           git tag -a       v${{ steps.release.outputs.major }}.${{ steps.release.outputs.minor }}                                    -m "Release v${{ steps.release.outputs.major }}.${{ steps.release.outputs.minor }}"
+          git tag -a       v${{ steps.release.outputs.major }}.${{ steps.release.outputs.minor }}.${{ steps.release.outputs.patch }} -m "Release v${{ steps.release.outputs.major }}.${{ steps.release.outputs.minor }}.${{ steps.release.outputs.patch }}"
           git push origin  v${{ steps.release.outputs.major }}
           git push origin  v${{ steps.release.outputs.major }}.${{ steps.release.outputs.minor }}
+          git push origin  v${{ steps.release.outputs.major }}.${{ steps.release.outputs.minor }}.${{ steps.release.outputs.patch }}

.luarc.json

@@ -1,17 +1,15 @@
 {
   "$schema": "https://raw.githubusercontent.com/sumneko/vscode-lua/master/setting/schema.json",
-  "runtime.version" : "Lua 5.1",
+  "runtime.version": "Lua 5.1",
   "workspace": {
     "library": [
-      "$VIMRUNTIME/lua/vim/lsp",
+      "$VIMRUNTIME/lua/vim",
       "${3rd}/luv/library"
     ]
   },
   "diagnostics": {
     "libraryFiles": "Disable",
-    "globals": [
-      "vim"
-    ],
+    "globals": [],
     "neededFileStatus": {
       "ambiguity-1": "Any",
       "assign-type-mismatch": "Any",
@@ -33,11 +31,19 @@
       "duplicate-index": "Any",
       "duplicate-set-field": "Any",
       "empty-block": "Any",
+      "global-element": "Any",
       "global-in-nil-env": "Any",
+      "incomplete-signature-doc": "None",
+      "inject-field": "Any",
+      "invisible": "Any",
       "lowercase-global": "Any",
+      "missing-fields": "Any",
+      "missing-global-doc": "Any",
+      "missing-local-export-doc": "None",
       "missing-parameter": "Any",
       "missing-return": "Any",
       "missing-return-value": "Any",
+      "name-style-check": "None",
       "need-check-nil": "Any",
       "newfield-call": "Any",
       "newline-call": "Any",
@@ -70,4 +76,3 @@
     }
   }
 }
-

.release-please-manifest.json

@@ -1,3 +1,3 @@
 {
-  ".": "1.3.2"
+  ".": "1.4.0"
 }

CHANGELOG.md

@@ -1,5 +1,27 @@
 # Changelog
 
+## [1.4.0](https://github.com/nvim-tree/nvim-tree.lua/compare/nvim-tree-v1.3.3...nvim-tree-v1.4.0) (2024-06-09)
+
+### Notice
+
+* Neovim 0.9 is now the minimum supported version; please upgrade to neovim release version 0.9 or 0.10.
+
+### Reverts
+
+* **#2781:** "refactor: replace deprecated use of vim.diagnostic.is_disabled()" ([#2784](https://github.com/nvim-tree/nvim-tree.lua/issues/2784)) ([517e4fb](https://github.com/nvim-tree/nvim-tree.lua/commit/517e4fbb9ef3c0986da7047f44b4b91a2400f93c))
+
+
+### Miscellaneous Chores
+
+* release 1.4.0 ([1cac800](https://github.com/nvim-tree/nvim-tree.lua/commit/1cac8005df6da484c97499247754afa59fef92db))
+
+## [1.3.3](https://github.com/nvim-tree/nvim-tree.lua/compare/nvim-tree-v1.3.2...nvim-tree-v1.3.3) (2024-05-14)
+
+
+### Bug Fixes
+
+* nil access exception with git integration when changing branches ([#2774](https://github.com/nvim-tree/nvim-tree.lua/issues/2774)) ([340d3a9](https://github.com/nvim-tree/nvim-tree.lua/commit/340d3a9795e06bdd1814228de398cd510f9bfbb0))
+
 ## [1.3.2](https://github.com/nvim-tree/nvim-tree.lua/compare/nvim-tree-v1.3.1...nvim-tree-v1.3.2) (2024-05-12)
 
 

CONTRIBUTING.md

@@ -61,6 +61,15 @@ Assumes `$VIMRUNTIME` is `/usr/share/nvim/runtime`. Adjust as necessary e.g.
 VIMRUNTIME="/my/path/to/runtime" make check
 ```
 
+If `lua-language-server` is not available or `--check` doesn't function (e.g. Arch Linux 3.9.1-1) you can manually install it as per `ci.yml` e.g.
+
+```sh
+mkdir luals
+curl -L "https://github.com/LuaLS/lua-language-server/releases/download/3.9.1/lua-language-server-3.9.1-linux-x64.tar.gz" | tar zx --directory luals
+
+PATH="luals/bin:${PATH}" make check
+```
+
 # Adding New Actions
 
 To add a new action, add a file in `actions/name-of-the-action.lua`. You should export a `setup` function if some configuration is needed.

Makefile

@@ -22,7 +22,7 @@ style-doc:
 	scripts/doc-comments.sh
 
 luals:
-	scripts/luals-check.sh
+	@scripts/luals-check.sh
 
 #
 # fixes

README.md

@@ -28,7 +28,7 @@ Questions and general support: [Discussions](https://github.com/nvim-tree/nvim-t
 
 ## Requirements
 
-[neovim >=0.8.0](https://github.com/neovim/neovim/wiki/Installing-Neovim)
+[neovim >=0.9.0](https://github.com/neovim/neovim/wiki/Installing-Neovim)
 
 [nvim-web-devicons](https://github.com/nvim-tree/nvim-web-devicons) is optional and used to display file icons. It requires a [patched font](https://www.nerdfonts.com/). Your terminal emulator must be configured to use that font, usually "Hack Nerd Font"
 

doc/nvim-tree-lua.txt

@@ -103,7 +103,7 @@ Git Integration
 
 Requirements
 
-    This file explorer requires `neovim >= 0.8.0`
+    This file explorer requires `neovim >= 0.9.0`
 
 ==============================================================================
  2. QUICKSTART                                          *nvim-tree-quickstart*
@@ -832,7 +832,6 @@ Use nvim-tree in a floating window.
 
 Highlight precedence, additive:
   git < opened < modified < bookmarked < diagnostics < copied < cut
-Neovim <= 0.8 will only show the highest.
 
 *nvim-tree.renderer.add_trailing*
 Appends a trailing slash to folder names.

lua/nvim-tree.lua

@@ -11,7 +11,6 @@ local core = require "nvim-tree.core"
 local git = require "nvim-tree.git"
 local filters = require "nvim-tree.explorer.filters"
 local buffers = require "nvim-tree.buffers"
-local events = require "nvim-tree.events"
 local notify = require "nvim-tree.notify"
 
 local _config = {}
@@ -26,7 +25,14 @@ local M = {
 function M.change_root(path, bufnr)
   -- skip if current file is in ignore_list
   if type(bufnr) == "number" then
-    local ft = vim.api.nvim_buf_get_option(bufnr, "filetype") or ""
+    local ft
+
+    if vim.fn.has "nvim-0.10" == 1 then
+      ft = vim.api.nvim_get_option_value("filetype", { buf = bufnr }) or ""
+    else
+      ft = vim.api.nvim_buf_get_option(bufnr, "filetype") or "" ---@diagnostic disable-line: deprecated
+    end
+
     for _, value in pairs(_config.update_focused_file.update_root.ignore_list) do
       if utils.str_find(path, value) or utils.str_find(ft, value) then
         return
@@ -78,7 +84,14 @@ end
 function M.tab_enter()
   if view.is_visible { any_tabpage = true } then
     local bufname = vim.api.nvim_buf_get_name(0)
-    local ft = vim.api.nvim_buf_get_option(0, "ft")
+
+    local ft
+    if vim.fn.has "nvim-0.10" == 1 then
+      ft = vim.api.nvim_get_option_value("filetype", { buf = 0 }) or ""
+    else
+      ft = vim.api.nvim_buf_get_option(0, "ft") ---@diagnostic disable-line: deprecated
+    end
+
     for _, filter in ipairs(M.config.tab.sync.ignore) do
       if bufname:match(filter) ~= nil or ft:match(filter) ~= nil then
         return
@@ -324,21 +337,6 @@ local function setup_autocommands(opts)
       end,
     })
   end
-
-  -- TODO #1545 remove similar check from view.resize
-  if vim.fn.has "nvim-0.9" == 1 then
-    create_nvim_tree_autocmd("WinResized", {
-      callback = function()
-        if vim.v.event and vim.v.event.windows then
-          for _, winid in ipairs(vim.v.event.windows) do
-            if vim.api.nvim_win_is_valid(winid) and utils.is_nvim_tree_buf(vim.api.nvim_win_get_buf(winid)) then
-              events._dispatch_on_tree_resize(vim.api.nvim_win_get_width(winid))
-            end
-          end
-        end
-      end,
-    })
-  end
 end
 
 local DEFAULT_OPTS = { -- BEGIN_DEFAULT_OPTS
@@ -766,8 +764,8 @@ end
 
 ---@param conf table|nil
 function M.setup(conf)
-  if vim.fn.has "nvim-0.8" == 0 then
-    notify.warn "nvim-tree.lua requires Neovim 0.8 or higher"
+  if vim.fn.has "nvim-0.9" == 0 then
+    notify.warn "nvim-tree.lua requires Neovim 0.9 or higher"
     return
   end
 

lua/nvim-tree/actions/finders/search-node.lua

@@ -69,8 +69,15 @@ function M.fn()
 
   -- temporarily set &path
   local bufnr = vim.api.nvim_get_current_buf()
-  local path_existed, path_opt = pcall(vim.api.nvim_buf_get_option, bufnr, "path")
-  vim.api.nvim_buf_set_option(bufnr, "path", core.get_cwd() .. "/**")
+
+  local path_existed, path_opt
+  if vim.fn.has "nvim-0.10" == 1 then
+    path_existed, path_opt = pcall(vim.api.nvim_get_option_value, "path", { buf = bufnr })
+    vim.api.nvim_set_option_value("path", core.get_cwd() .. "/**", { buf = bufnr })
+  else
+    path_existed, path_opt = pcall(vim.api.nvim_buf_get_option, bufnr, "path") ---@diagnostic disable-line: deprecated
+    vim.api.nvim_buf_set_option(bufnr, "path", core.get_cwd() .. "/**") ---@diagnostic disable-line: deprecated
+  end
 
   vim.ui.input({ prompt = "Search: ", completion = "file_in_path" }, function(input_path)
     if not input_path or input_path == "" then
@@ -78,9 +85,17 @@ function M.fn()
     end
     -- reset &path
     if path_existed then
-      vim.api.nvim_buf_set_option(bufnr, "path", path_opt)
+      if vim.fn.has "nvim-0.10" == 1 then
+        vim.api.nvim_set_option_value("path", path_opt, { buf = bufnr })
       else
-      vim.api.nvim_buf_set_option(bufnr, "path", nil)
+        vim.api.nvim_buf_set_option(bufnr, "path", path_opt) ---@diagnostic disable-line: deprecated
+      end
+    else
+      if vim.fn.has "nvim-0.10" == 1 then
+        vim.api.nvim_set_option_value("path", nil, { buf = bufnr })
+      else
+        vim.api.nvim_buf_set_option(bufnr, "path", nil) ---@diagnostic disable-line: deprecated
+      end
     end
 
     -- strip trailing slash

lua/nvim-tree/actions/fs/create-file.lua

@@ -12,7 +12,7 @@ local M = {}
 local function create_and_notify(file)
   events._dispatch_will_create_file(file)
   local ok, fd = pcall(vim.loop.fs_open, file, "w", 420)
-  if not ok then
+  if not ok or type(fd) ~= "number" then
     notify.error("Couldn't create file " .. notify.render_path(file))
     return
   end

lua/nvim-tree/actions/fs/remove-file.lua

@@ -49,9 +49,9 @@ end
 ---@param cwd string
 ---@return boolean|nil
 local function remove_dir(cwd)
-  local handle = vim.loop.fs_scandir(cwd)
-  if type(handle) == "string" then
-    notify.error(handle)
+  local handle, err = vim.loop.fs_scandir(cwd)
+  if not handle then
+    notify.error(err)
     return
   end
 

lua/nvim-tree/actions/node/file-popup.lua

@@ -56,7 +56,7 @@ end
 
 function M.close_popup()
   if current_popup ~= nil then
-    vim.api.nvim_win_close(current_popup.winnr, { force = true })
+    vim.api.nvim_win_close(current_popup.winnr, true)
     vim.cmd "augroup NvimTreeRemoveFilePopup | au! CursorMoved | augroup END"
 
     current_popup = nil

lua/nvim-tree/actions/node/open-file.lua

@@ -26,14 +26,20 @@ local function usable_win_ids()
   return vim.tbl_filter(function(id)
     local bufid = vim.api.nvim_win_get_buf(id)
     for option, v in pairs(M.window_picker.exclude) do
-      local ok, option_value = pcall(vim.api.nvim_buf_get_option, bufid, option)
+      local ok, option_value
+      if vim.fn.has "nvim-0.10" == 1 then
+        ok, option_value = pcall(vim.api.nvim_get_option_value, option, { buf = bufid })
+      else
+        ok, option_value = pcall(vim.api.nvim_buf_get_option, bufid, option) ---@diagnostic disable-line: deprecated
+      end
+
       if ok and vim.tbl_contains(v, option_value) then
         return false
       end
     end
 
     local win_config = vim.api.nvim_win_get_config(id)
-    return id ~= tree_winid and win_config.focusable and not win_config.external
+    return id ~= tree_winid and win_config.focusable and not win_config.external or false
   end, win_ids)
 end
 
@@ -83,8 +89,15 @@ local function pick_win_id()
 
   if laststatus == 3 then
     for _, win_id in ipairs(not_selectable) do
-      local ok_status, statusline = pcall(vim.api.nvim_win_get_option, win_id, "statusline")
-      local ok_hl, winhl = pcall(vim.api.nvim_win_get_option, win_id, "winhl")
+      local ok_status, statusline, ok_hl, winhl
+
+      if vim.fn.has "nvim-0.10" == 1 then
+        ok_status, statusline = pcall(vim.api.nvim_get_option_value, "statusline", { win = win_id })
+        ok_hl, winhl = pcall(vim.api.nvim_get_option_value, "winhl", { win = win_id })
+      else
+        ok_status, statusline = pcall(vim.api.nvim_win_get_option, win_id, "statusline") ---@diagnostic disable-line: deprecated
+        ok_hl, winhl = pcall(vim.api.nvim_win_get_option, win_id, "winhl") ---@diagnostic disable-line: deprecated
+      end
 
       win_opts[win_id] = {
         statusline = ok_status and statusline or "",
@@ -92,15 +105,26 @@ local function pick_win_id()
       }
 
       -- Clear statusline for windows not selectable
-      vim.api.nvim_win_set_option(win_id, "statusline", " ")
+      if vim.fn.has "nvim-0.10" == 1 then
+        vim.api.nvim_set_option_value("statusline", " ", { win = win_id })
+      else
+        vim.api.nvim_win_set_option(win_id, "statusline", " ") ---@diagnostic disable-line: deprecated
+      end
     end
   end
 
   -- Setup UI
   for _, id in ipairs(selectable) do
     local char = M.window_picker.chars:sub(i, i)
-    local ok_status, statusline = pcall(vim.api.nvim_win_get_option, id, "statusline")
-    local ok_hl, winhl = pcall(vim.api.nvim_win_get_option, id, "winhl")
+
+    local ok_status, statusline, ok_hl, winhl
+    if vim.fn.has "nvim-0.10" == 1 then
+      ok_status, statusline = pcall(vim.api.nvim_get_option_value, "statusline", { win = id })
+      ok_hl, winhl = pcall(vim.api.nvim_get_option_value, "winhl", { win = id })
+    else
+      ok_status, statusline = pcall(vim.api.nvim_win_get_option, id, "statusline") ---@diagnostic disable-line: deprecated
+      ok_hl, winhl = pcall(vim.api.nvim_win_get_option, id, "winhl") ---@diagnostic disable-line: deprecated
+    end
 
     win_opts[id] = {
       statusline = ok_status and statusline or "",
@@ -108,8 +132,13 @@ local function pick_win_id()
     }
     win_map[char] = id
 
-    vim.api.nvim_win_set_option(id, "statusline", "%=" .. char .. "%=")
-    vim.api.nvim_win_set_option(id, "winhl", "StatusLine:NvimTreeWindowPicker,StatusLineNC:NvimTreeWindowPicker")
+    if vim.fn.has "nvim-0.10" == 1 then
+      vim.api.nvim_set_option_value("statusline", "%=" .. char .. "%=", { win = id })
+      vim.api.nvim_set_option_value("winhl", "StatusLine:NvimTreeWindowPicker,StatusLineNC:NvimTreeWindowPicker", { win = id })
+    else
+      vim.api.nvim_win_set_option(id, "statusline", "%=" .. char .. "%=") ---@diagnostic disable-line: deprecated
+      vim.api.nvim_win_set_option(id, "winhl", "StatusLine:NvimTreeWindowPicker,StatusLineNC:NvimTreeWindowPicker") ---@diagnostic disable-line: deprecated
+    end
 
     i = i + 1
     if i > #M.window_picker.chars then
@@ -128,14 +157,22 @@ local function pick_win_id()
   -- Restore window options
   for _, id in ipairs(selectable) do
     for opt, value in pairs(win_opts[id]) do
-      vim.api.nvim_win_set_option(id, opt, value)
+      if vim.fn.has "nvim-0.10" == 1 then
+        vim.api.nvim_set_option_value(opt, value, { win = id })
+      else
+        vim.api.nvim_win_set_option(id, opt, value) ---@diagnostic disable-line: deprecated
+      end
     end
   end
 
   if laststatus == 3 then
     for _, id in ipairs(not_selectable) do
       for opt, value in pairs(win_opts[id]) do
-        vim.api.nvim_win_set_option(id, opt, value)
+        if vim.fn.has "nvim-0.10" == 1 then
+          vim.api.nvim_set_option_value(opt, value, { win = id })
+        else
+          vim.api.nvim_win_set_option(id, opt, value) ---@diagnostic disable-line: deprecated
+        end
       end
     end
   end
@@ -258,15 +295,22 @@ local function open_in_new_window(filename, mode)
     -- If `hidden` is not enabled, check if buffer in target window is
     -- modified, and create new split if it is.
     local target_bufid = vim.api.nvim_win_get_buf(target_winid)
-    if vim.api.nvim_buf_get_option(target_bufid, "modified") then
+
+    local modified
+    if vim.fn.has "nvim-0.10" == 1 then
+      modified = vim.api.nvim_get_option_value("modified", { buf = target_bufid })
+    else
+      modified = vim.api.nvim_buf_get_option(target_bufid, "modified") ---@diagnostic disable-line: deprecated
+    end
+
+    if modified then
       if not mode:match "split$" then
         mode = "vsplit"
       end
     end
   end
 
-  local fname = vim.fn.fnameescape(filename)
-  fname = utils.escape_special_chars(fname)
+  local fname = utils.escape_special_chars(vim.fn.fnameescape(filename))
 
   local command
   if create_new_window then
@@ -287,7 +331,7 @@ local function open_in_new_window(filename, mode)
     set_current_win_no_autocmd(target_winid, { "BufEnter" })
   end
 
-  pcall(vim.cmd, command)
+  pcall(vim.api.nvim_cmd, command, { output = false })
   lib.set_target_win()
 end
 

lua/nvim-tree/actions/tree/find-file.lua

@@ -24,18 +24,19 @@ function M.fn(opts)
   local bufnr, path
 
   -- (optional) buffer number and path
-  if type(opts.buf) == "nil" then
+  local opts_buf = opts.buf
+  if type(opts_buf) == "nil" then
     bufnr = vim.api.nvim_get_current_buf()
     path = vim.api.nvim_buf_get_name(bufnr)
-  elseif type(opts.buf) == "number" then
-    if not vim.api.nvim_buf_is_valid(opts.buf) then
+  elseif type(opts_buf) == "number" then
+    if not vim.api.nvim_buf_is_valid(opts_buf) then
       return
     end
-    bufnr = tonumber(opts.buf)
+    bufnr = opts_buf
     path = vim.api.nvim_buf_get_name(bufnr)
-  elseif type(opts.buf) == "string" then
+  elseif type(opts_buf) == "string" then
     bufnr = nil
-    path = tostring(opts.buf)
+    path = tostring(opts_buf)
   else
     return
   end

lua/nvim-tree/appearance/diagnostics.lua

@@ -129,7 +129,12 @@ function M.hi_test()
   render_displays("other, long", displays_long, bufnr, l)
 
   -- finalise and focus the buffer
-  vim.api.nvim_buf_set_option(bufnr, "modifiable", false)
+  if vim.fn.has "nvim-0.10" == 1 then
+    vim.api.nvim_set_option_value("modifiable", false, { buf = bufnr })
+  else
+    vim.api.nvim_buf_set_option(bufnr, "modifiable", false) ---@diagnostic disable-line: deprecated
+  end
+
   vim.cmd.buffer(bufnr)
 end
 

lua/nvim-tree/appearance/init.lua

@@ -183,15 +183,8 @@ function M.setup()
 
   -- hard link override when legacy only is present
   for from, to in pairs(M.LEGACY_LINKS) do
-    local hl_from
-    local hl_to
-    if vim.fn.has "nvim-0.9" == 1 then
-      hl_from = vim.api.nvim_get_hl(0, { name = from })
-      hl_to = vim.api.nvim_get_hl(0, { name = to })
-    else
-      hl_from = vim.api.nvim__get_hl_defs(0)[from] or {}
-      hl_to = vim.api.nvim__get_hl_defs(0)[to] or {}
-    end
+    local hl_from = vim.api.nvim_get_hl(0, { name = from })
+    local hl_to = vim.api.nvim_get_hl(0, { name = to })
     if vim.tbl_isempty(hl_from) and not vim.tbl_isempty(hl_to) then
       vim.api.nvim_command("hi link " .. from .. " " .. to)
     end

lua/nvim-tree/buffers.lua

@@ -6,7 +6,7 @@ M._modified = {}
 ---refresh M._modified
 function M.reload_modified()
   M._modified = {}
-  local bufs = vim.fn.getbufinfo { bufmodified = true, buflisted = true }
+  local bufs = vim.fn.getbufinfo { bufmodified = 1, buflisted = 1 }
   for _, buf in pairs(bufs) do
     local path = buf.name
     if path ~= "" then -- not a [No Name] buffer

lua/nvim-tree/diagnostics.lua

@@ -39,19 +39,21 @@ end
 local function from_nvim_lsp()
   local buffer_severity = {}
 
-  local is_disabled = false
-  if vim.fn.has "nvim-0.9" == 1 then
-    is_disabled = vim.diagnostic.is_disabled()
+  -- is_enabled is not present in all 0.10 builds/releases, see #2781
+  local is_enabled = false
+  if vim.fn.has "nvim-0.10" == 1 and type(vim.diagnostic.is_enabled) == "function" then
+    is_enabled = vim.diagnostic.is_enabled()
+  elseif type(vim.diagnostic.is_disabled) == "function" then ---@diagnostic disable-line: deprecated
+    is_enabled = not vim.diagnostic.is_disabled() ---@diagnostic disable-line: deprecated
   end
 
-  if not is_disabled then
+  if is_enabled then
     for _, diagnostic in ipairs(vim.diagnostic.get(nil, { severity = M.severity })) do
-      local buf = diagnostic.bufnr
-      if vim.api.nvim_buf_is_valid(buf) then
-        local bufname = uniformize_path(vim.api.nvim_buf_get_name(buf))
-        local severity = diagnostic.severity
-        local highest_severity = buffer_severity[bufname] or severity
-        buffer_severity[bufname] = math.min(highest_severity, severity)
+      if diagnostic.severity and diagnostic.bufnr and vim.api.nvim_buf_is_valid(diagnostic.bufnr) then
+        local bufname = uniformize_path(vim.api.nvim_buf_get_name(diagnostic.bufnr))
+        if not buffer_severity[bufname] or diagnostic.severity < buffer_severity[bufname] then
+          buffer_severity[bufname] = diagnostic.severity
+        end
       end
     end
   end

lua/nvim-tree/explorer/init.lua

@@ -1,4 +1,5 @@
 local git = require "nvim-tree.git"
+local notify = require "nvim-tree.notify"
 local watch = require "nvim-tree.explorer.watch"
 local explorer_node = require "nvim-tree.explorer.node"
 
@@ -15,14 +16,24 @@ M.reload = require("nvim-tree.explorer.reload").reload
 local Explorer = {}
 Explorer.__index = Explorer
 
----@param cwd string|nil
----@return Explorer
-function Explorer.new(cwd)
-  cwd = vim.loop.fs_realpath(cwd or vim.loop.cwd())
+---@param path string|nil
+---@return Explorer|nil
+function Explorer.new(path)
+  local err
+
+  if path then
+    path, err = vim.loop.fs_realpath(path)
+  else
+    path, err = vim.loop.cwd()
+  end
+  if not path then
+    notify.error(err)
+    return
+  end
 
   ---@class Explorer
   local explorer = setmetatable({
-    absolute_path = cwd,
+    absolute_path = path,
     nodes = {},
     open = true,
   }, Explorer)

lua/nvim-tree/explorer/node-builders.lua

@@ -77,7 +77,7 @@ function M.link(parent, absolute_path, name, fs_stat)
 
   local is_dir_link = (link_to ~= nil) and vim.loop.fs_stat(link_to).type == "directory"
 
-  if is_dir_link then
+  if is_dir_link and link_to then
     local handle = vim.loop.fs_scandir(link_to)
     has_children = handle and vim.loop.fs_scandir_next(handle) ~= nil
     open = false

lua/nvim-tree/explorer/node.lua

@@ -29,7 +29,7 @@ end
 ---@param absolute_path string
 ---@return GitStatus
 local function get_git_status(parent_ignored, status, absolute_path)
-  local file_status = parent_ignored and "!!" or status.files and status.files[absolute_path]
+  local file_status = parent_ignored and "!!" or (status and status.files and status.files[absolute_path])
   return { file = file_status }
 end
 

lua/nvim-tree/explorer/reload.lua

@@ -91,7 +91,7 @@ function M.reload(node, git_status)
   ---@type table<string, Node>
   local nodes_by_path = utils.key_by(node.nodes, "absolute_path")
   while true do
-    local name, t = vim.loop.fs_scandir_next(handle, cwd)
+    local name, t = vim.loop.fs_scandir_next(handle)
     if not name then
       break
     end

lua/nvim-tree/help.lua

@@ -173,7 +173,12 @@ local function open()
 
   -- populate it
   vim.api.nvim_buf_set_lines(M.bufnr, 0, -1, false, lines)
-  vim.api.nvim_buf_set_option(M.bufnr, "modifiable", false)
+
+  if vim.fn.has "nvim-0.10" == 1 then
+    vim.api.nvim_set_option_value("modifiable", false, { buf = M.bufnr })
+  else
+    vim.api.nvim_buf_set_option(M.bufnr, "modifiable", false) ---@diagnostic disable-line: deprecated
+  end
 
   -- highlight it
   for _, h in ipairs(hl) do

lua/nvim-tree/lib.lua

@@ -3,6 +3,7 @@ local view = require "nvim-tree.view"
 local core = require "nvim-tree.core"
 local utils = require "nvim-tree.utils"
 local events = require "nvim-tree.events"
+local notify = require "nvim-tree.notify"
 local explorer_node = require "nvim-tree.explorer.node"
 
 ---@class LibOpenOpts
@@ -84,8 +85,7 @@ function M.get_last_group_node(node)
     node = node.group_next
   end
 
-  ---@diagnostic disable-next-line: return-type-mismatch -- it can't be nil
-  return node
+  return node ---@diagnostic disable-line: return-type-mismatch -- it can't be nil
 end
 
 ---Group empty folders
@@ -198,8 +198,15 @@ end
 local function should_hijack_current_buf()
   local bufnr = vim.api.nvim_get_current_buf()
   local bufname = vim.api.nvim_buf_get_name(bufnr)
-  local bufmodified = vim.api.nvim_buf_get_option(bufnr, "modified")
-  local ft = vim.api.nvim_buf_get_option(bufnr, "ft")
+
+  local bufmodified, ft
+  if vim.fn.has "nvim-0.10" == 1 then
+    bufmodified = vim.api.nvim_get_option_value("modified", { buf = bufnr })
+    ft = vim.api.nvim_get_option_value("ft", { buf = bufnr })
+  else
+    bufmodified = vim.api.nvim_buf_get_option(bufnr, "modified") ---@diagnostic disable-line: deprecated
+    ft = vim.api.nvim_buf_get_option(bufnr, "ft") ---@diagnostic disable-line: deprecated
+  end
 
   local should_hijack_unnamed = M.hijack_unnamed_buffer_when_opening and bufname == "" and not bufmodified and ft == ""
   local should_hijack_dir = bufname ~= "" and vim.fn.isdirectory(bufname) == 1 and M.hijack_directories.enable
@@ -243,7 +250,16 @@ function M.open(opts)
 
   M.set_target_win()
   if not core.get_explorer() or opts.path then
-    core.init(opts.path or vim.loop.cwd())
+    if opts.path then
+      core.init(opts.path)
+    else
+      local cwd, err = vim.loop.cwd()
+      if not cwd then
+        notify.error(string.format("current working directory unavailable: %s", err))
+        return
+      end
+      core.init(cwd)
+    end
   end
   if should_hijack_current_buf() then
     view.close_this_tab_only()

lua/nvim-tree/live-filter.lua

@@ -27,8 +27,8 @@ local function reset_filter(node_)
     :iterate()
 end
 
-local overlay_bufnr = nil
-local overlay_winnr = nil
+local overlay_bufnr = 0
+local overlay_winnr = 0
 
 local function remove_overlay()
   if view.View.float.enable and view.View.float.quit_on_focus_loss then
@@ -46,8 +46,8 @@ local function remove_overlay()
 
   vim.api.nvim_win_close(overlay_winnr, true)
   vim.api.nvim_buf_delete(overlay_bufnr, { force = true })
-  overlay_bufnr = nil
-  overlay_winnr = nil
+  overlay_bufnr = 0
+  overlay_winnr = 0
 
   if M.filter == "" then
     M.clear_filter()
@@ -150,7 +150,13 @@ local function create_overlay()
     border = "none",
     style = "minimal",
   })
-  vim.api.nvim_buf_set_option(overlay_bufnr, "modifiable", true)
+
+  if vim.fn.has "nvim-0.10" == 1 then
+    vim.api.nvim_set_option_value("modifiable", true, { buf = overlay_bufnr })
+  else
+    vim.api.nvim_buf_set_option(overlay_bufnr, "modifiable", true) ---@diagnostic disable-line: deprecated
+  end
+
   vim.api.nvim_buf_set_lines(overlay_bufnr, 0, -1, false, { M.filter })
   vim.cmd "startinsert"
   vim.api.nvim_win_set_cursor(overlay_winnr, { 1, #M.filter + 1 })

lua/nvim-tree/renderer/builder.lua

@@ -295,24 +295,16 @@ function Builder:add_highlights(node)
     table.insert(name_groups, name)
   end
 
-  -- one or many icon groups; <= 0.8 always uses highest due to lack of a practical nvim_get_hl equivalent
+  -- one or many icon groups
   if #icon_groups > 1 then
-    if vim.fn.has "nvim-0.9" == 1 then
     icon_hl_group = self:create_combined_group(icon_groups)
-    else
-      icon_hl_group = icon_groups[#icon_groups]
-    end
   else
     icon_hl_group = icon_groups[1]
   end
 
-  -- one or many name groups; <= 0.8 always uses highest due to lack of a practical nvim_get_hl equivalent
+  -- one or many name groups
   if #name_groups > 1 then
-    if vim.fn.has "nvim-0.9" == 1 then
     name_hl_group = self:create_combined_group(name_groups)
-    else
-      name_hl_group = name_groups[#name_groups]
-    end
   else
     name_hl_group = name_groups[1]
   end
@@ -396,11 +388,11 @@ function Builder:format_root_name(root_label)
     local label = root_label(self.root_cwd)
     if type(label) == "string" then
       return label
-    else
-      return "???"
-    end
     end
+  elseif type(root_label) == "string" then
     return utils.path_remove_trailing(vim.fn.fnamemodify(self.root_cwd, root_label))
+  end
+  return "???"
 end
 
 ---@private

lua/nvim-tree/renderer/components/full-name.lua

@@ -67,12 +67,19 @@ local function show()
   })
 
   local ns_id = vim.api.nvim_get_namespaces()["NvimTreeHighlights"]
-  local extmarks = vim.api.nvim_buf_get_extmarks(0, ns_id, { line_nr - 1, 0 }, { line_nr - 1, -1 }, { details = 1 })
+  local extmarks = vim.api.nvim_buf_get_extmarks(0, ns_id, { line_nr - 1, 0 }, { line_nr - 1, -1 }, { details = true })
   vim.api.nvim_win_call(M.popup_win, function()
     vim.api.nvim_buf_set_lines(0, 0, -1, true, { line })
     for _, extmark in ipairs(extmarks) do
-      local hl = extmark[4]
-      vim.api.nvim_buf_add_highlight(0, ns_id, hl.hl_group, 0, extmark[3], hl.end_col)
+      -- nvim 0.10 luadoc is incorrect: vim.api.keyset.get_extmark_item is missing the extmark_id at the start
+
+      ---@cast extmark table
+      ---@type integer
+      local col = extmark[3]
+      ---@type vim.api.keyset.extmark_details
+      local details = extmark[4]
+
+      vim.api.nvim_buf_add_highlight(0, ns_id, details.hl_group, 0, col, details.end_col)
     end
     vim.cmd [[ setlocal nowrap cursorline noswapfile nobuflisted buftype=nofile bufhidden=hide ]]
   end)

lua/nvim-tree/renderer/init.lua

@@ -19,10 +19,21 @@ local namespace_id = vim.api.nvim_create_namespace "NvimTreeHighlights"
 ---@param hl_args AddHighlightArgs[]
 ---@param signs string[]
 local function _draw(bufnr, lines, hl_args, signs)
-  vim.api.nvim_buf_set_option(bufnr, "modifiable", true)
+  if vim.fn.has "nvim-0.10" == 1 then
+    vim.api.nvim_set_option_value("modifiable", true, { buf = bufnr })
+  else
+    vim.api.nvim_buf_set_option(bufnr, "modifiable", true) ---@diagnostic disable-line: deprecated
+  end
+
   vim.api.nvim_buf_set_lines(bufnr, 0, -1, false, lines)
   M.render_hl(bufnr, hl_args)
-  vim.api.nvim_buf_set_option(bufnr, "modifiable", false)
+
+  if vim.fn.has "nvim-0.10" == 1 then
+    vim.api.nvim_set_option_value("modifiable", false, { buf = bufnr })
+  else
+    vim.api.nvim_buf_set_option(bufnr, "modifiable", false) ---@diagnostic disable-line: deprecated
+  end
+
   vim.fn.sign_unplace(SIGN_GROUP)
   for i, sign_name in pairs(signs) do
     vim.fn.sign_place(0, SIGN_GROUP, sign_name, bufnr, { lnum = i + 1 })
@@ -51,7 +62,7 @@ function M.draw()
 
   local profile = log.profile_start "draw"
 
-  local cursor = vim.api.nvim_win_get_cursor(view.get_winnr())
+  local cursor = vim.api.nvim_win_get_cursor(view.get_winnr() or 0)
   icon_component.reset_config()
 
   local builder = Builder:new():build()
@@ -59,7 +70,7 @@ function M.draw()
   _draw(bufnr, builder.lines, builder.hl_args, builder.signs)
 
   if cursor and #builder.lines >= cursor[1] then
-    vim.api.nvim_win_set_cursor(view.get_winnr(), cursor)
+    vim.api.nvim_win_set_cursor(view.get_winnr() or 0, cursor)
   end
 
   view.grow_from_content()

lua/nvim-tree/utils.lua

@@ -226,7 +226,14 @@ function M.rename_loaded_buffers(old_path, new_path)
         vim.api.nvim_buf_set_name(buf, new_path .. buf_name:sub(#old_path + 1))
         -- to avoid the 'overwrite existing file' error message on write for
         -- normal files
-        if vim.api.nvim_buf_get_option(buf, "buftype") == "" then
+        local buftype
+        if vim.fn.has "nvim-0.10" == 1 then
+          buftype = vim.api.nvim_get_option_value("buftype", { buf = buf })
+        else
+          buftype = vim.api.nvim_buf_get_option(buf, "buftype") ---@diagnostic disable-line: deprecated
+        end
+
+        if buftype == "" then
           vim.api.nvim_buf_call(buf, function()
             vim.cmd "silent! write!"
             vim.cmd "edit"
@@ -406,6 +413,9 @@ function M.debounce(context, timeout, callback)
   end
 
   local timer = vim.loop.new_timer()
+  if not timer then
+    return
+  end
   debouncer.timer = timer
   timer:start(timeout, 0, function()
     timer_stop_close(timer)

lua/nvim-tree/view.lua

@@ -108,7 +108,7 @@ local function create_buffer(bufnr)
   events._dispatch_tree_attached_post(M.get_bufnr())
 end
 
----@param size number|fun():number
+---@param size (fun():integer)|integer|string
 ---@return integer
 local function get_size(size)
   if type(size) == "number" then
@@ -121,10 +121,13 @@ local function get_size(size)
   return math.floor(vim.o.columns * percent_as_decimal)
 end
 
----@param size number|function|nil
+---@param size (fun():integer)|integer|nil
 local function get_width(size)
-  size = size or M.View.width
+  if size then
     return get_size(size)
+  else
+    return get_size(M.View.width)
+  end
 end
 
 local move_tbl = {
@@ -140,7 +143,7 @@ local function setup_tabpage(tabpage)
 end
 
 local function set_window_options_and_buffer()
-  pcall(vim.cmd, "buffer " .. M.get_bufnr())
+  pcall(vim.api.nvim_command, "buffer " .. M.get_bufnr())
   local eventignore = vim.opt.eventignore:get()
   vim.opt.eventignore = "all"
   for k, v in pairs(M.View.winopts) do
@@ -204,7 +207,7 @@ end
 ---@param tabnr integer
 local function save_tab_state(tabnr)
   local tabpage = tabnr or vim.api.nvim_get_current_tabpage()
-  M.View.cursors[tabpage] = vim.api.nvim_win_get_cursor(M.get_winnr(tabpage))
+  M.View.cursors[tabpage] = vim.api.nvim_win_get_cursor(M.get_winnr(tabpage) or 0)
 end
 
 ---@param tabpage integer
@@ -222,8 +225,8 @@ local function close(tabpage)
       if tree_win == current_win and prev_win > 0 then
         vim.api.nvim_set_current_win(vim.fn.win_getid(prev_win))
       end
-      if vim.api.nvim_win_is_valid(tree_win) then
-        vim.api.nvim_win_close(tree_win, true)
+      if vim.api.nvim_win_is_valid(tree_win or 0) then
+        vim.api.nvim_win_close(tree_win or 0, true)
       end
       events._dispatch_on_tree_close()
       return
@@ -343,13 +346,9 @@ function M.resize(size)
   end
 
   local new_size = get_width()
-  vim.api.nvim_win_set_width(M.get_winnr(), new_size)
+  vim.api.nvim_win_set_width(M.get_winnr() or 0, new_size)
 
-  -- TODO #1545 remove similar check from setup_autocommands
-  -- We let nvim handle sending resize events after 0.9
-  if vim.fn.has "nvim-0.9" == 0 then
   events._dispatch_on_tree_resize(new_size)
-  end
 
   if not M.View.preserve_window_proportions then
     vim.cmd ":wincmd ="
@@ -420,7 +419,7 @@ function M.is_visible(opts)
     return false
   end
 
-  return M.get_winnr() ~= nil and vim.api.nvim_win_is_valid(M.get_winnr())
+  return M.get_winnr() ~= nil and vim.api.nvim_win_is_valid(M.get_winnr() or 0)
 end
 
 ---@param opts table|nil
@@ -443,7 +442,9 @@ function M.focus(winnr, open_if_closed)
     M.open()
   end
 
+  if wnr then
     vim.api.nvim_set_current_win(wnr)
+  end
 end
 
 --- Retrieve the winid of the open tree.
@@ -541,7 +542,8 @@ end
 
 -- used on ColorScheme event
 function M.reset_winhl()
-  if M.get_winnr() and vim.api.nvim_win_is_valid(M.get_winnr()) then
+  local winnr = M.get_winnr()
+  if winnr and vim.api.nvim_win_is_valid(winnr) then
     vim.wo[M.get_winnr()].winhl = M.View.winopts.winhl
   end
 end

scripts/luals-check.sh

@@ -29,15 +29,11 @@ fi
 
 # any output is a fail
 case "${OUT}" in
-	*Diagnosis\ complete*)
-		if [ -f "${DIR_OUT}/check.json" ]; then
-			cat "${DIR_OUT}/check.json"
-			exit 1
-		else
+	*Diagnosis\ completed,\ no\ problems\ found*)
 		exit 0
-		fi
 		;;
 	*)
+		cat "${DIR_OUT}/check.json"
 		exit 1
 		;;
 esac